Apparatus for controlling the flooding of liquid tanks or compartments



Sept. 7, 1943. GROVE 2,328,902

APPARATUS FOR CONTROLLING THE FLOODING OF LIQUID TANKS on COMPAR'IMENTS Filod Feb. 6, 1942 2 Sheets-Sheet 1 INVENTOR War /n ff Gro ve ATTORNEY i H L Sept. 7, 1943. M. H. GROVE 2,328,902

APPARATUS FOR CONTROLLING THE FLOODING OF LIQUID TANKS 0R COMPARTMENTS Filed Feb. 6, 1942 2 Sheets-Sheet 2 ATTORNEY edb ajiflexibletube 'MIOrmed of suitable mate-t rial such: as resilient rubber. Slotted sleeves 26 and 2T extehd from ,the; opposite sides 1 of the barrierTZQIF mi'd seiveto prventrinwai'd collapse -ing of the tubej24,'in"additi0n to,-'retainingqthe N i barrier inplaefi The ends of the tube 12!! are flooding "thef bQYii'pai mexit-with' wateri'j Pleading sealed wane respe'ct t'o theqbody as illustrated; any-be necessary imf theshiifiin the everit f 7 About thetube there is a, closed annular chamber, A r lipture of i 28 adapted-dew receive. liquid unqlerh'pressure .I "wherebyltheitube .Can be either ;c1osed;up9nthe v periphery'feflthe barrienfl oriperniitted-tqexw hle that the floodir'l'g b'e eai able Of rembte c'bn-f pandto open"?positibniwhenpressure in ehamber Figu re Z .isah enlarged sectional detail howin a.zvelve bf ithe'iexpafisible" tube-type toontz ol tralve for thelsame'lr Referigirig first-150: Figure 1; the apparatu -1:! lustmtediieol nsi'sts nerally ror'.a.;main va1ve: I0 p-J'ur ic oriflwitht'a controli-valveflfl -ther'e 15 21 upo sea 3-1,,

communicate withthe pipes l6 and Ht. Within 3- s'qre 1s pphe o pipe 49, "the diaphragm v, the body there is a barrier 23, which is surround-w 60 flexed: to move; the Valve 39 against the seat 5 

